Seiko Cal. 6689 - 234

This Quartz model from 1979 features a 42mm PVD Black case. Powered by the 6689 caliber with 36j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-407b6838fd41]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1979

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